@article {2909,
	title = {Quantum conditions on dynamics and control in open systems.},
	journal = {The Journal of Chemical Physics},
	volume = {129},
	year = {2008},
	month = {2008 Jul 28},
	pages = {041105},
	abstract = {<p>Quantum conditions on the control of dynamics of a system coupled to an environment are obtained. Specifically, consider a system initially in a system subspace H(0) of dimensionality M(0), which evolves to populate system subspaces H(1), H(2) of dimensionalities M(1), M(2). Then, there always exists an initial state in H(0) that does not evolve into H(2) if M(0)\&gt;dM(2), where 2</p>
},
	issn = {1089-7690},
	doi = {10.1063/1.2958220},
	author = {Wu, Lian-Ao and Bharioke, Arjun and Brumer, Paul}
}
